﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp2
{
    class Class1
    {
        public double radius { get; set; }
        public double longs { get; set; }
        public  double wide{ get; set; }

       
        public double Ss(  double radius)//圆
        {
           
            return radius=3.14 * radius*radius;      }
        public void  Ss(  double longs, double wide)//长方形
        {
            
            double num;
             num =longs * wide;
        }

    }
}
